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When we think of extraterrestrials, our minds generally go from the latex-suited bipedal aliens seen in Star Trek and Star Wars to more exotic critters in sci-fi movies. Scientists think in terms of carbon-based microbial life and other lower life forms. But some researchers, such as Mikhail Tikhonov from Washington University, suggest that life can take more unusual forms, ones we might not even recognize. He further suggests a new definition of life: something that takes in and transforms energy and replicates. His ideas radically expand our notions of alien life and how it might be recognized.
Main Topic: Searching for Alien Life—Redefining the Approach
Hosts: Rod Pyle and Tariq Malik
Guest: Mikhail Tikhonov
Download or subscribe to This Week in Space at https://twit.tv/shows/this-week-in-space.
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Jacob Ward shows the show this week! Jensen Huang was first reported as a target in a Chinese spy plot and has since resigned from Nvidia following numerous reported extramarital affairs! Hands-on with Apple's new touchscreen MacBook Pro. And are wearable devices using your data to train AI models?
Hosts: Mikah Sargent and Jacob Ward
Guest: Kyle Kucharski
Download or subscribe to Tech News Weekly at https://twit.tv/shows/tech-news-weekly.
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NVIDIA's RTX Spark ushers in a new era for Windows PCs with massive unified memory and a game-changing GPU—if you can figure out how to tap into its raw power. This episode breaks down what makes Spark intriguing and why its target audience is anyone but casual users.
Host: Paul Thurrott
Download or subscribe to Hands-On Windows at https://twit.tv/shows/hands-on-windows
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Which AI model should you use, and how much effort should it put in? Using Claude as the example, Mikah Sargent explains its four model families, Haiku, Sonnet, Opus, and Fable, and its five effort levels, and shows that ChatGPT and Gemini have the same two dials. He explains what an AI model's "thinking" actually is and what changes when you switch models or turn up the effort. He compares an easy job on a light setup and a heavy one, tests a logic puzzle with one right answer at two effort levels, and explains why the top setting isn't automatically the best one. Then he shares a way to choose that works in any chatbot.
Send your AI questions to [email protected]
Host: Mikah Sargent
Download or subscribe to Hands-On AI at https://twit.tv/shows/hands-on-ai
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As iOS Today wraps its remarkable 828-episode run, the hosts reveal the essential apps and smart home tweaks that have powered their digital lives and productivity. Discover the personal tech picks that shaped the show's legacy.
Hosts: Mikah Sargent and Rosemary Orchard
Contact iOS Today at [email protected].
Download or subscribe to iOS Today at https://twit.tv/shows/ios-today
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Club TWiT members can discuss this episode and leave feedback in the Club TWiT Discord.
You can help support what we do at TWiT by joining Club TWiT. You'll get ad-free versions of our shows, access to the Club TWiT Discord, chapter markers, in-app transcripts, and custom programming such as Stacy's Book Club, Mikah's Crafting Corner, Off By One with Jeff Atwood, and the AI Users Group.
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Can one developer's breakthrough double or even quadruple local AI performance on your own hardware? Explore how TensorFold could make cloud-based models look slow and why giants like Apple and Nvidia are taking notice.
Hosts: Leo Laporte, Jeff Jarvis, and Paris Martineau
Guest: Ash Hart
Download or subscribe to Intelligent Machines at https://twit.tv/shows/intelligent-machines.
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Leo is back! From Patch Tuesday's 1000+ vulnerabilities to the relentless updates and evolving Windows features, the conversation lays bare how quickly the desktop is being reinvented, with hybrid AI and hardware hiccups included! Local AI does not rise to the challenge, hampering RTX Spark. Plus, Paul has finally started incorporating AI into his work.
Windows
AI and dev
XBOX and gaming
Tips and picks
Hosts: Leo Laporte and Paul Thurrott
Download or subscribe to Windows Weekly at https://twit.tv/shows/windows-weekly
Check out Paul's blog at thurrott.com
The Windows Weekly theme music is courtesy of Carl Franklin.
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From hacked French refrigerators igniting fires to a massive OpenSSH authentication bug hiding in plain sight for a decade, this week's stories expose how lapses in basic security ripple into chaos—and why AI is now both a weapon and shield.
Show Notes - https://www.grc.com/sn/SN-1104-Notes.pdf
Hosts: Steve Gibson and Leo Laporte
Download or subscribe to Security Now at https://twit.tv/shows/security-now.
You can submit a question to Security Now at the GRC Feedback Page.
For 16kbps versions, transcripts, and notes (including fixes), visit Steve's site: grc.com, also the home of the best disk maintenance and recovery utility ever written Spinrite 6.
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From the publisher's feed
Leo Laporte brings some of the most interesting personalities in technology together to talk about the most important issues. Fun, relaxed, informative and always entertaining, count on TWiT for the best tech podcasts in the world.